CN103522547B - Numerically-controlled machine tool power-driven 3D (three dimensional) printing head component and method for manufacturing three-dimensional support - Google Patents
Numerically-controlled machine tool power-driven 3D (three dimensional) printing head component and method for manufacturing three-dimensional support Download PDFInfo
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- CN103522547B CN103522547B CN201310443443.3A CN201310443443A CN103522547B CN 103522547 B CN103522547 B CN 103522547B CN 201310443443 A CN201310443443 A CN 201310443443A CN 103522547 B CN103522547 B CN 103522547B
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Abstract
The invention discloses a numerically-controlled machine tool power-driven 3D (three dimensional) printing head component comprising a printing head body frame, a piston type injector and a lead screw drive mechanism, wherein a nut of the lead screw drive mechanism is fixedly connected with a pressure plate to ensure that the pressure plate can apply a pressure to the outer end surface of a piston core rod of the injector and a solution in a piston cylinder of the injector is extruded out from a needle head of the injector. The invention also discloses a method for manufacturing a three-dimensional support, and according to the method, a numerically-controlled machine tool main shaft is connected with the 3D printing head component, an integrated system is formed through feeding action of the numerically-controlled machine tool power-driven 3D printing head component, and under the control of a numerical control system program, a three-dimensional support product is processed through a 3D printing mode. According to the invention, the numerically-controlled machine tool power-driven 3D printing head component is combined with an original numerically-controlled machine tool to realize integration, a complex three-dimensional support can be prepared, the operation is simple, the flexibility is good, the process controllability is good, and the accuracy and speed of manufacturing the support are effectively improved.
Description
Technical field
The present invention relates to a kind of machining equipment and processing technology, particularly relate to a kind of feeding system assembly and quick forming method of 3D printer, be applied to machine-building and Biotechnology field.
Background technology
Digit Control Machine Tool machining accuracy is high, and automaticity is high, has stable crudy, when processing parts changes, generally only needs to change numerical control program, can save the Operational preparation time.The speed of mainshaft of numerical control is according to factor choose reasonable such as machined material, cutter material, tool diameter, working properties.The power of the CNC milling machine speed of mainshaft is larger, more controlled than motor power.Digit Control Machine Tool is machining mode, and the processing for expensive material is a kind of waste, and can not reuse material, can not carry out the processing of combined type, complex internal structure.
3DP technology is called increment manufacturing technology, i.e. RP technique, be born in the later stage the 80's of 20th century, be different from the manufacturing technology utilizing the traditional diamond-making techniques such as car, milling, brill, mill, be the high-new manufacturing technology of one based on material stacking method, be considered to the great achievement manufacturing field over nearly 20 years.Change superposing type manufacture into from reduction formula, this change is that manufacturing industry digitlization brings in essence.The change of this manufacturing mode is one of " the third time industrial revolution " five large features.Have and do not limit by part complexity, the features such as fully digitalization control.The parts produced, close to finished product, only need little post-production or need post-production hardly.Past, its field such as Making mold, industrial design of being everlasting was used to modeling, existing just gradually for the direct manufacture of some products.Particularly some high value applications, as at hip joint or tooth, or some airplane component aspects, had the parts using this technology to print, and increment manufacturing technology to manufacture and the industry such as biology manufacture has practical application prospect fast at casting, rapid mould, micro-nano structure.
The feature of 3DP technology:
1. the material manufacturing prototype used is not limit, and various metal and nonmetallic materials all can use.
2. the replicability of prototype, interchangeability are high.
3. manufacturing process has nothing to do with the geometry manufacturing prototype, more aobvious superior when processed complex curved surface.
4. the process-cycle is short, and cost is low, and cost and product complexity have nothing to do, and general manufacturing expense reduces by 50%, and the process-cycle saves more than 70%.
5. height Integration ofTechnology, can achieve integrated manufacturing system (IMS).
This manufacturing technology brings new opportunity will to " the third time industrial revolution ".This new technology have also been changed traditional manufacturing technology route.But the technology utilizing 3DP concrete for tool heads and extrusion molding technology have significant shortcoming.Namely material and complicated structure are restricted, and technology controlling and process is poor, and forming accuracy is not high, and Machine Tool Positioning Accuracy is not high, is difficult to the problems such as integral forming support.
Summary of the invention
In order to solve prior art problem, the object of the invention is to the deficiency overcoming prior art existence, there is provided a kind of Digit Control Machine Tool power-actuated 3D print head assembly, on the basis of the cutting function of original Digit Control Machine Tool, can also by installing the power-actuated 3D print head assembly of Digit Control Machine Tool of the present invention, increase the function realizing increasing material manufacture, particularly for labyrinth and material with complex advantageously, expand the application of Digit Control Machine Tool, do not need additionally to increase more scrap build costs, just can expand the application of Digit Control Machine Tool.Adopt the power-actuated 3D print head assembly of Digit Control Machine Tool of the present invention, in conjunction with original Digit Control Machine Tool, realize the integration of different technological equipment for making assembly, can prepare complicated three-dimensional rack, simple to operate, flexibility is good, process controllability is good, intelligence degree is high, effectively improves the precision and speed of preparing support, saves and manufactures three-dimensional rack curring time.
For achieving the above object, the present invention adopts following technical proposals:
The power-actuated 3D print head assembly of a kind of Digit Control Machine Tool, comprise print head body frame, supply assembly and transmission component, supply assembly is piston syringe, by syringe piston core bar, syringe piston cylindrical shell and syringe needle are formed, syringe piston cylindrical shell is releasably fixedly mounted in print head body frame, 3D printed material solution is loaded in syringe piston cylindrical shell, transmission component is lead-screw drive mechanism, the screw rod of lead-screw drive mechanism is connected with print head body gantry rotation, and retrain moving axially of screw rod, the axis of the axis of screw rod and syringe piston core bar is be arranged in parallel, the nut of lead-screw drive mechanism is fixedly connected with pressing plate, when pressing plate moves axially along the side of the screw rod of lead-screw drive mechanism along with nut, can make one of pressing plate towards syringe piston core bar outer face apply pressure, and then pushing syringe piston core bar slides in syringe piston cylindrical shell, 3D printed material solution in syringe piston cylindrical shell is extruded from syringe needle, the clutch end of numerical control taper shank attaching parts is fixedly connected with the end that is transmitted of the screw rod of lead-screw drive mechanism, the end that is transmitted of numerical control taper shank attaching parts is coaxially fastenedly connected with the power output part of main shaft of numerical control machine tool, when opening Digit Control Machine Tool, the end that is transmitted of numerical control taper shank attaching parts is sucked into and blocks in the embedded hole on the Power output end face of main shaft of numerical control machine tool, the screw rod of main shaft of numerical control machine tool traction table lead screw transmission mechanism is made to carry out coaxial rotation, the translational speed of the nut of lead-screw drive mechanism is controlled by the rotating speed controlling main shaft of numerical control machine tool, and then control syringe piston core bar to the pushing speed of the liquid in syringe piston cylindrical shell, thus the speed controlled from the output liquid stream of syringe needle, auxiliary stabilizing mechanism is provided with near the print head body frame side of main shaft of numerical control machine tool, auxiliary stabilizing mechanism is magnetic force fixed device, magnetic force fixed device comprises magnet base and magnet base travel mechanism, magnet base travel mechanism is sliding translation mechanism, be made up of mutually adaptive slide plate and slideway, installation of slide track is in print head body frame, slideway opening is positioned at print head body frame edge place, slide plate slides along the screw axial being parallel to lead-screw drive mechanism in slideway, the inner end portion of slide plate is all the time in slideway, magnet base is fixedly connected on the outer end of slide plate, when moving slide board makes magnet base when the static connector of main shaft of numerical control machine tool, by magnetic force, magnet base is be combined with each other to be connected with the static connector of main shaft of numerical control machine tool, now by running Computerized Numerical Control System Program, moved by the static connector driven plunger formula syringe of main shaft of numerical control machine tool, syringe needle is made to walk out set path according to Computerized Numerical Control System Program, and the target location corresponding to syringe needle positions.
Above-mentioned print head body frame is preferably fixedly connected with by main fixed base plate forms with the orthogonal setting of auxiliary fixed base plate, syringe piston cylindrical shell and lead-screw drive mechanism are located simultaneously and are arranged on main fixed base plate, syringe piston cylindrical shell is fixedly connected with main fixed base plate by cylindrical shell fixture, the screw rod of lead-screw drive mechanism is rotationally connected by attaching parts and main fixed base plate, and the screw rod of lead-screw drive mechanism is also rotationally connected by attaching parts and auxiliary fixed base plate simultaneously.
On above-mentioned main fixed base plate He on auxiliary fixed base plate, be respectively equipped with slide plate, the different magnet base that the outer end correspondence of different slide plates is fixedly connected with is fixed together by magnetic force with the static connector of main shaft of numerical control machine tool simultaneously.
Fluid column maximum length when the nut range of above-mentioned lead-screw drive mechanism is preferably fully loaded with liquid by syringe piston inner barrel determines.
Above-mentioned magnet base is preferably also provided with hand switch, controls hand switch by user and make magnet base produce magnetic or removal magnetic.
The method utilizing the power-actuated 3D print head assembly of Digit Control Machine Tool of the present invention to carry out three-dimensional rack to prepare, comprises the steps:
A. by the 3D printed material solution stowage of mixing in the syringe piston cylindrical shell of piston syringe, eliminate the bubble in syringe piston cylindrical shell, then piston syringe be arranged in print head body frame;
B. main shaft of numerical control machine tool and 3D print head assembly is made to link together, utilize the charge motion of Digit Control Machine Tool power drive 3D print head assembly, form integral system, by the bolt rotary speed of the direct traction control lead-screw drive mechanism of the rotating speed of main shaft of numerical control machine tool, and then the translational speed of the nut of control lead-screw drive mechanism, the syringe piston core bar of piston syringe is promoted by nut, liquid in syringe piston cylindrical shell is extruded, by controlling the pushing speed to the liquid in syringe piston cylindrical shell, thus the speed controlled from the output liquid stream of the syringe needle of piston syringe,
C. according to the supporting structure preset and forming path, under Computerized Numerical Control System Program controls, the assigned address in space processes three-dimensional rack goods by 3D printing type.
The rotating speed of above-mentioned main shaft of numerical control machine tool preferably adopts the low speed of 35 ~ 45000r/min.
The present invention compared with prior art, has following apparent outstanding substantive distinguishing features and remarkable advantage:
1. the present invention prepares on the basis of three-dimensional rack at Quick-forming, propose and be fabricated to target with three-dimensional rack, existing Digit Control Machine Tool power is utilized to combine with the supply part of 3D printhead, by the optimum organization of different process equipment assembly, the three-dimensional rack that preparation is complicated, equipment operation of the present invention is simple, programming easily, amendment fabrication scheme is easy, process controllability is good, better realize automation, effectively improve prepare support precision, speed and time, be easy to realize integral forming support.
2. the present invention is without the need to the more scrap build costs of existing extra increase, just can expand the application of traditional numeric-control machine, by numerical control main axle installing different tools heads additional, the power and energy between the mechanical processing and manufacturing of tradition and novel Rapid Prototyping Manufacturing can be realized, simple to operate, flexibility is good, can carry out work of transformation, improve the manufacturing capacity of machining center according to the selection of user.
3. utilize 3D print head assembly of the present invention can ensure the forming quality of three-dimensional rack, efficiently solve technology controlling and process sex chromosome mosaicism, significantly improve forming accuracy.
Accompanying drawing explanation
Fig. 1 is the structural representation of the power-actuated 3D print head assembly of the embodiment of the present invention one Digit Control Machine Tool.
Fig. 2 is the A direction view in Fig. 1.
Fig. 3 is the B direction view in Fig. 2.
Fig. 4 is piston syringe and the mounting structure schematic diagram thereof of the embodiment of the present invention one.
Detailed description of the invention
Details are as follows for the preferred embodiments of the present invention:
embodiment one:
In the present embodiment, see Fig. 1 ~ Fig. 4, the power-actuated 3D print head assembly of a kind of Digit Control Machine Tool, comprise print head body frame, supply assembly and transmission component, print head body frame is fixedly connected with by main fixed base plate 9 forms with the orthogonal setting of auxiliary fixed base plate 8, supply assembly and transmission component are located simultaneously and are arranged on main fixed base plate 9, supply assembly is piston syringe, by syringe piston core bar 3, syringe piston cylindrical shell 4 and syringe needle 5 are formed, syringe piston cylindrical shell 4 is fixedly connected with main fixed base plate 9 by cylindrical shell fixture 6, syringe piston cylindrical shell 4 is made releasably to be fixedly mounted in print head body frame, 3D printed material solution is loaded in syringe piston cylindrical shell 4, transmission component is lead-screw drive mechanism 10, the screw rod of lead-screw drive mechanism 10 is rotationally connected by attaching parts 7 and main fixed base plate 9, the screw rod of lead-screw drive mechanism 10 is also rotationally connected by attaching parts 7 and auxiliary fixed base plate 8 simultaneously, and retrain moving axially of screw rod, the axis of the axis of screw rod and syringe piston core bar 3 is be arranged in parallel, the nut of lead-screw drive mechanism 10 is fixedly connected with pressing plate 2, when pressing plate 2 moves axially along the side of the screw rod of lead-screw drive mechanism 10 along with nut, can make one of pressing plate 2 towards syringe piston core bar 3 outer face apply pressure, and then pushing syringe piston core bar 3 slides in syringe piston cylindrical shell 4, 3D printed material solution in syringe piston cylindrical shell 4 is extruded from syringe needle 5, the clutch end of numerical control taper shank attaching parts 1 is fixedly connected with the end that is transmitted of the screw rod of lead-screw drive mechanism 10, the end that is transmitted of numerical control taper shank attaching parts 1 is coaxially fastenedly connected with the power output part of main shaft of numerical control machine tool 12, when opening Digit Control Machine Tool, the end that is transmitted of numerical control taper shank attaching parts 1 is sucked into and blocks in the embedded hole on the Power output end face of main shaft of numerical control machine tool 12, the screw rod of main shaft of numerical control machine tool 12 traction table lead screw transmission mechanism 10 is made to carry out coaxial rotation, the translational speed of the nut of lead-screw drive mechanism 10 is controlled by the rotating speed controlling main shaft of numerical control machine tool 12, and then control the pushing speed of the liquid in syringe piston core bar 3 pairs of syringe piston cylindrical shells 4, thus the speed controlled from the output liquid stream of syringe needle 5, auxiliary stabilizing mechanism is provided with near the print head body frame side of main shaft of numerical control machine tool 12, auxiliary stabilizing mechanism is magnetic force fixed device, magnetic force fixed device comprises magnet base 11 and magnet base travel mechanism, magnet base travel mechanism is sliding translation mechanism, be made up of mutually adaptive slide plate 13 and slideway, installation of slide track is in print head body frame, slideway opening is positioned at print head body frame edge place, slide plate 13 slides along the screw axial being parallel to lead-screw drive mechanism 10 in slideway, the inner end portion of slide plate 13 is all the time in slideway, magnet base 11 is fixedly connected on the outer end of slide plate 13, when moving slide board 13 makes magnet base 11 when the static connector of main shaft of numerical control machine tool 12, by magnetic force, magnet base 11 is be combined with each other to be connected with the static connector of main shaft of numerical control machine tool 12, slide plate 13 is respectively equipped with on main fixed base plate 9 He on auxiliary fixed base plate 8, the magnet base 11 that the outer end correspondence of different slide plates 13 is fixedly connected with is fixed together by magnetic force with the static connector of main shaft of numerical control machine tool 12 simultaneously, magnet base 11 is provided with hand switch 14, controlling hand switch 14 by user makes magnet base 11 produce magnetic or removal magnetic, make magnet base 11 produce magnetic by controlling hand switch 14 and make after the 3D print head assembly of Quick-forming and Digit Control Machine Tool power being directly connected to form one, by running Computerized Numerical Control System Program, moved by the static connector driven plunger formula syringe of main shaft of numerical control machine tool 12, syringe needle 5 is made to walk out set path according to Computerized Numerical Control System Program, and the target location of syringe needle 5 correspondence is positioned.The present embodiment uses RP technique, by the supply part of quickly shaping device and Digit Control Machine Tool power being directly connected to form one, directly utilize Digit Control Machine Tool dynamic Control 3D printing tools head, be particularly suitable for vertical numerical control milling machine or machining center installation 3D printing tools head, then prepare complicated three-dimensional rack by Computerized Numerical Control System Program, simple to operate like this, precision improves, controlledly better, better realize automation.
In the present embodiment, see Fig. 1 and Fig. 4, syringe piston cylindrical shell 4 can be installed in the bayonet socket of cylindrical shell fixture 6, the bayonet socket diameter of cylindrical shell fixture 6 is slightly larger than syringe piston cylindrical shell 4 external diameter, cylindrical shell fixture 6 is long is 50mm, and wide is 44mm, and thickness is 6mm, distance between two cylindrical shell fixtures 6 is 51mm, and the side of cylindrical shell fixture 6 is connected with main fixed base plate 9.
In the present embodiment, see Fig. 1 ~ Fig. 3, auxiliary fixed base plate 8 length connecting lead-screw drive mechanism 10 is 193mm, and width is 50mm, and thickness is 10mm.Auxiliary fixed base plate 8 has the magnet base 11 with slide block 13 above, when slide block 13 moves up, magnet base 11 moves on to the bottom surface of the static connector of main shaft of numerical control machine tool 12, is picked up between the two by the static connector of magnet base 11 and main shaft of numerical control machine tool 12 to combine fixing, plays stabilization and reinforcement effect.
In the present embodiment, see Fig. 1 ~ Fig. 3, the lower minister connecting the main fixed base plate 9 of syringe piston cylindrical shell 4 and lead-screw drive mechanism 10 is 132mm, and wide is 63mm, and upper minister is 63mm, and wide is 100mm, and thickness is 10mm.Main fixed base plate 9 also has the magnet base 11 with slide block 13 above, when slide block 13 moves up, magnet base 11 moves on to the bottom surface of the static connector of main shaft of numerical control machine tool 12, the static connector of magnet base 11 and main shaft of numerical control machine tool 12 is picked up between the two and combines fixing, also play stabilization and reinforcement effect.
In the present embodiment, see Fig. 1 ~ Fig. 4, utilize the power-actuated 3D print head assembly of the present embodiment Digit Control Machine Tool, by the supply part of quickly shaping device and Digit Control Machine Tool power being directly connected to form one, directly utilize Digit Control Machine Tool dynamic Control 3D printing tools head, then prepare complicated three-dimensional rack by numerical control G code program, method prepared by its three-dimensional rack, comprises the steps:
Step one: the processing of numerical control taper shank attaching parts 1 bottom cylindrical face is connected and fixed with screw rod one end of the lead-screw drive mechanism 10 of transmission component, and can syringe be taken off;
Step 2: open Digit Control Machine Tool, make attaching parts 1 inspiration of numerical control taper shank and block on the power output part of main shaft of numerical control machine tool 12;
Step 3: magnet base 11 is moved to the bottom surface of the static connector of main shaft of numerical control machine tool 12 by two slide plates 13 on main fixed base plate 9 and auxiliary fixed base plate 8 respectively, after opening the hand switch 14 on magnet base 11, the static connector of main shaft of numerical control machine tool 12 and magnet base 11 are connected and fixed by magnetic, realize being fixedly connected with of the static connector of print head body frame and main shaft of numerical control machine tool 12, play reinforce stabilization effect;
Step 4: drive lead-screw drive mechanism 10 to be with dynamic pressure plate 2 to be raised to highest point, then add solution in syringe piston cylindrical shell 4, install and be put in cylindrical shell fixture 6, make the end face of syringe piston core bar 3 under pressing plate 2;
Step 5: Non-follow control main shaft of numerical control machine tool 12 moves down, pressing plate 2 is moved down into the end face of the piston core bar 3 of syringe, turn down spindle speed, solution in syringe piston cylindrical shell 4 is flowed out from syringe needle 5, by artificial observation, whether speed is suitable, if be applicable to, just prepares support according to this speed; Otherwise, then adjust;
Step 6: certain distance syringe needle 5 being moved down into dash receiver, decides its distance according to syringe needle 5;
Step 7: the G code finished is input in the middle of digital control system, working procedure, the present embodiment 3D print head assembly is driven to walk outbound path according to program, after ground floor is covered, main shaft of numerical control machine tool 12 rises and walks the second layer, main shaft of numerical control machine tool 12 every layer of climb is 1mm, until go to required support, thus has prepared complicated three-dimensional rack.
Utilize the power-actuated 3D print head assembly of the present embodiment Digit Control Machine Tool can prepare complicated three-dimensional rack fast, better control equipment, effectively improve prepare support precision, speed and time.This equipment has the advantage that precision is high, simple to operate, the cycle is short, repeatability is high.The present embodiment Digit Control Machine Tool power-actuated 3D print head assembly connects the clutch end of main shaft of numerical control machine tool 12 by standardized numerical control taper shank attaching parts 1, by magnetic force, magnet base 11 is be combined with each other to be connected with the static connector of main shaft of numerical control machine tool 12, using numerical control taper shank attaching parts 1 and magnetic force fixed device as the intermediate member of main shaft of numerical control machine tool 12 and the power-actuated 3D print head assembly of the present embodiment Digit Control Machine Tool.Drive lead-screw drive mechanism 10 Sports band dynamic pressure plate 2 by main shaft power, the solution in syringe piston cylindrical shell 4 is squeezed out from syringe needle 5.The rotating speed connecing the screw rod of the lead-screw drive mechanism 10 of main shaft power output is directly controlled by the main shaft of numerical control machine tool 12 of Digit Control Machine Tool, low-speed running.And the speed of main shaft of numerical control machine tool 12 is controlled by Computerized Numerical Control System Program, realize the accurate location of its optional position.Magnetic force fixed device is coupled together the static connector of main shaft of numerical control machine tool 12 and print head body frame, played the effect of stabilization and reinforcement by magnet base 11.The present embodiment adopts Digit Control Machine Tool to provide power directly control 3D printing tools head, efficiently solves technology controlling and process, forming accuracy, the integration of shaped bracket.
embodiment two:
The present embodiment is substantially identical with embodiment one, and special feature is:
In the present embodiment, fluid column maximum length when the nut range of lead-screw drive mechanism 10 is liquid fully loaded by syringe piston cylindrical shell 4 inside determines, the stroke of reasonable restriction nut, control nut travel in safe range, after preventing nut movement travel, syringe piston core bar 3 exceedes propelling movement stroke and syringe piston cylinder inboard wall forms rigid interference, to the destruction that piston syringe causes, ensure the present embodiment Digit Control Machine Tool power-actuated 3D print head assembly work safety further and stablize.
By reference to the accompanying drawings the embodiment of the present invention is illustrated above; but the invention is not restricted to above-described embodiment; multiple change can also be made according to the object of innovation and creation of the present invention; change, the modification made under all Spirit Essences according to technical solution of the present invention and principle, substitute, combination, to simplify; all should be the substitute mode of equivalence; as long as goal of the invention according to the invention; only otherwise deviate from know-why and the inventive concept of method prepared by the power-actuated 3D print head assembly of Digit Control Machine Tool of the present invention and three-dimensional rack, all protection scope of the present invention is belonged to.
Claims (7)
1. the power-actuated 3D print head assembly of Digit Control Machine Tool, it is characterized in that: comprise print head body frame, supply assembly and transmission component, described supply assembly is piston syringe, by syringe piston core bar (3), syringe piston cylindrical shell (4) and syringe needle (5) are formed, described syringe piston cylindrical shell (4) is releasably fixedly mounted in described print head body frame, 3D printed material solution is loaded in described syringe piston cylindrical shell (4), described transmission component is lead-screw drive mechanism (10), the screw rod of described lead-screw drive mechanism (10) is connected with described print head body gantry rotation, and retrain moving axially of screw rod, the axis of the axis of described screw rod and described syringe piston core bar (3) is be arranged in parallel, the nut of described lead-screw drive mechanism (10) is fixedly connected with pressing plate (2), when described pressing plate (2) moves axially along the side of the screw rod of described lead-screw drive mechanism (10) along with nut, can make one of described pressing plate (2) towards described syringe piston core bar (3) outer face apply pressure, and then promote the slip in syringe piston cylindrical shell (4) of described syringe piston core bar (3), 3D printed material solution in described syringe piston cylindrical shell (4) is extruded from described syringe needle (5), the clutch end of numerical control taper shank attaching parts (1) is fixedly connected with the end that is transmitted of the screw rod of described lead-screw drive mechanism (10), the end that is transmitted of described numerical control taper shank attaching parts (1) is coaxially fastenedly connected with the power output part of main shaft of numerical control machine tool (12), when opening Digit Control Machine Tool, the end that is transmitted of numerical control taper shank attaching parts (1) is sucked into and blocks in the embedded hole on the Power output end face of described main shaft of numerical control machine tool (12), the screw rod making described main shaft of numerical control machine tool (12) draw described lead-screw drive mechanism (10) carries out coaxial rotation, the translational speed of the nut of described lead-screw drive mechanism (10) is controlled by the rotating speed controlling main shaft of numerical control machine tool (12), and then control the pushing speed of described syringe piston core bar (3) to the liquid in described syringe piston cylindrical shell (4), thus the speed controlled from the output liquid stream of described syringe needle (5), auxiliary stabilizing mechanism is provided with near the print head body frame side of described main shaft of numerical control machine tool (12), described auxiliary stabilizing mechanism is magnetic force fixed device, described magnetic force fixed device comprises magnet base (11) and magnet base travel mechanism, described magnet base travel mechanism is sliding translation mechanism, be made up of mutually adaptive slide plate (13) and slideway, described installation of slide track is in described print head body frame, described slideway opening is positioned at described print head body frame edge place, described slide plate (13) slides along the screw axial being parallel to described lead-screw drive mechanism (10) in described slideway, the inner end portion of described slide plate (13) is all the time in described slideway, described magnet base (11) is fixedly connected on the outer end of described slide plate (13), when mobile described slide plate (13) makes described magnet base (11) when the static connector of described main shaft of numerical control machine tool (12), by magnetic force, described magnet base (11) is be combined with each other to be connected with the static connector of described main shaft of numerical control machine tool (12), now by running Computerized Numerical Control System Program, described piston syringe is driven to move by the static connector of described main shaft of numerical control machine tool (12), described syringe needle (5) is made to walk out set path according to Computerized Numerical Control System Program, and the target location corresponding to described syringe needle (5) positions.
2. the power-actuated 3D print head assembly of Digit Control Machine Tool according to claim 1, it is characterized in that: print head body frame is fixedly connected with by main fixed base plate (9) forms with auxiliary fixed base plate (8) orthogonal setting, described syringe piston cylindrical shell (4) and described lead-screw drive mechanism (10) are located simultaneously and are arranged on described main fixed base plate (9), described syringe piston cylindrical shell (4) is fixedly connected with described main fixed base plate (9) by cylindrical shell fixture (6), the screw rod of described lead-screw drive mechanism (10) is rotationally connected by attaching parts (7) and described main fixed base plate (9), the screw rod of described lead-screw drive mechanism (10) is also rotationally connected by attaching parts (7) and described auxiliary fixed base plate (8) simultaneously.
3. the power-actuated 3D print head assembly of Digit Control Machine Tool according to claim 2, it is characterized in that: above and on described auxiliary fixed base plate (8) be respectively equipped with slide plate (13) described main fixed base plate (9), the described magnet base (11) that the outer end of different described slide plates (13) is fixedly connected with is fixed together by magnetic force with the static connector of described main shaft of numerical control machine tool (12) simultaneously.
4. according to the power-actuated 3D print head assembly of the Digit Control Machine Tool in claims 1 to 3 described in any one, it is characterized in that: the fluid column maximum length when nut range of described lead-screw drive mechanism (10) is liquid fully loaded by syringe piston cylindrical shell (4) inside determines.
5. according to the power-actuated 3D print head assembly of the Digit Control Machine Tool in claims 1 to 3 described in any one, it is characterized in that: described magnet base (11) is provided with hand switch (14), control described hand switch (14) by user and make described magnet base (11) produce magnetic or removal magnetic.
6. the method utilizing the power-actuated 3D print head assembly of the Digit Control Machine Tool described in claim 1 to carry out three-dimensional rack to prepare, is characterized in that, comprise the steps:
A. by the 3D printed material solution stowage of mixing in the syringe piston cylindrical shell of piston syringe, eliminate the bubble in syringe piston cylindrical shell, then piston syringe be arranged in print head body frame;
B. main shaft of numerical control machine tool and 3D print head assembly is made to link together, utilize the charge motion of Digit Control Machine Tool power drive 3D print head assembly, form integral system, by the bolt rotary speed of the direct traction control lead-screw drive mechanism of the rotating speed of main shaft of numerical control machine tool, and then the translational speed of the nut of control lead-screw drive mechanism, the syringe piston core bar of piston syringe is promoted by nut, liquid in syringe piston cylindrical shell is extruded, by controlling the pushing speed to the liquid in syringe piston cylindrical shell, thus the speed controlled from the output liquid stream of the syringe needle of piston syringe,
C. according to the supporting structure preset and forming path, under Computerized Numerical Control System Program controls, the assigned address in space processes three-dimensional rack goods by 3D printing type.
7. the method prepared of three-dimensional rack according to claim 6, is characterized in that: the rotating speed of described main shaft of numerical control machine tool is 35 ~ 45000r/min.
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| CN201310443443.3A CN103522547B (en) | 2013-09-26 | 2013-09-26 | Numerically-controlled machine tool power-driven 3D (three dimensional) printing head component and method for manufacturing three-dimensional support |
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| CN201310443443.3A CN103522547B (en) | 2013-09-26 | 2013-09-26 | Numerically-controlled machine tool power-driven 3D (three dimensional) printing head component and method for manufacturing three-dimensional support |
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| CN103862676B (en) * | 2014-03-07 | 2016-03-02 | 济南大学 | Fdm technology 3d printer |
| CN104015369A (en) * | 2014-03-18 | 2014-09-03 | 梧州学院 | 3d (three-dimensional) printer |
| US9073366B1 (en) * | 2014-07-25 | 2015-07-07 | Xyzprinting, Inc. | Rotational printing head module having muti-cartridge |
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| US7261542B2 (en) * | 2004-03-18 | 2007-08-28 | Desktop Factory, Inc. | Apparatus for three dimensional printing using image layers |
| CN101543949B (en) * | 2009-04-30 | 2010-09-22 | 上海大学 | Rapid gripping device manufacturing method based on rapid prototyping process |
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| CN202045880U (en) * | 2011-04-19 | 2011-11-23 | 上海大学 | Cross-scale four degrees-of-freedom receiving device as required for electrified jet flow forming |
| US9884318B2 (en) * | 2012-02-10 | 2018-02-06 | Adam Perry Tow | Multi-axis, multi-purpose robotics automation and quality adaptive additive manufacturing |
| CN102848509B (en) * | 2012-07-16 | 2016-03-30 | 上海大学 | A kind of pressure swing type type vacuum injecting and forming method |
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